EP1450352A3 - Méthode pour la quantification à codage en treillis contrainte par bloc et son application dans une méthode et un dispositif pour la quantification des paramètres LSF dans un système de codage de la parole - Google Patents

Méthode pour la quantification à codage en treillis contrainte par bloc et son application dans une méthode et un dispositif pour la quantification des paramètres LSF dans un système de codage de la parole Download PDF

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Publication number
EP1450352A3
EP1450352A3 EP04250863A EP04250863A EP1450352A3 EP 1450352 A3 EP1450352 A3 EP 1450352A3 EP 04250863 A EP04250863 A EP 04250863A EP 04250863 A EP04250863 A EP 04250863A EP 1450352 A3 EP1450352 A3 EP 1450352A3
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EP
European Patent Office
Prior art keywords
vector
lsf coefficient
quantizing
generating
frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP04250863A
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German (de)
English (en)
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EP1450352B1 (fr
EP1450352A2 (fr
Inventor
Chang-Yong Son
Yong-Won Shin
Sang-Won Kang
Thomas R. Fischer
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Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
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Publication of EP1450352A2 publication Critical patent/EP1450352A2/fr
Publication of EP1450352A3 publication Critical patent/EP1450352A3/fr
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Publication of EP1450352B1 publication Critical patent/EP1450352B1/fr
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Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/0212—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders using orthogonal transformation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
EP04250863A 2003-02-19 2004-02-18 Méthode pour la quantification à codage en treillis contrainte par bloc et son application dans une méthode et un dispositif pour la quantification des paramètres LSF dans un système de codage de la parole Expired - Lifetime EP1450352B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2003-0010484A KR100486732B1 (ko) 2003-02-19 2003-02-19 블럭제한된 트렐리스 부호화 양자화방법과 음성부호화시스템에있어서 이를 채용한 라인스펙트럼주파수 계수양자화방법 및 장치
KR2003010484 2003-02-19

Publications (3)

Publication Number Publication Date
EP1450352A2 EP1450352A2 (fr) 2004-08-25
EP1450352A3 true EP1450352A3 (fr) 2005-05-18
EP1450352B1 EP1450352B1 (fr) 2008-01-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP04250863A Expired - Lifetime EP1450352B1 (fr) 2003-02-19 2004-02-18 Méthode pour la quantification à codage en treillis contrainte par bloc et son application dans une méthode et un dispositif pour la quantification des paramètres LSF dans un système de codage de la parole

Country Status (5)

Country Link
US (1) US7630890B2 (fr)
EP (1) EP1450352B1 (fr)
JP (1) JP4750366B2 (fr)
KR (1) KR100486732B1 (fr)
DE (1) DE602004011411T2 (fr)

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KR100647290B1 (ko) * 2004-09-22 2006-11-23 삼성전자주식회사 합성된 음성의 특성을 이용하여 양자화/역양자화를선택하는 음성 부호화/복호화 장치 및 그 방법
KR100813260B1 (ko) * 2005-07-13 2008-03-13 삼성전자주식회사 코드북 탐색 방법 및 장치
KR100728056B1 (ko) 2006-04-04 2007-06-13 삼성전자주식회사 다중 경로 트랠리스 부호화 양자화 방법 및 이를 이용한다중 경로 트랠리스 부호화 양자화 장치
KR100903110B1 (ko) * 2007-04-13 2009-06-16 한국전자통신연구원 트렐리스 부호 양자화 알고리듬을 이용한 광대역 음성 부호화기용 ｌｓｆ 계수 양자화 장치 및 방법
KR101671005B1 (ko) * 2007-12-27 2016-11-01 삼성전자주식회사 트렐리스를 이용한 양자화 부호화 및 역양자화 복호화 방법및 장치
CA2729751C (fr) * 2008-07-10 2017-10-24 Voiceage Corporation Dispositif et procede de quantification et de quantification inverse de filtres a codage predictif lineaire dans une supertrame
US8977543B2 (en) 2011-04-21 2015-03-10 Samsung Electronics Co., Ltd. Apparatus for quantizing linear predictive coding coefficients, sound encoding apparatus, apparatus for de-quantizing linear predictive coding coefficients, sound decoding apparatus, and electronic device therefore
CN105513602B (zh) 2011-04-21 2019-08-06 三星电子株式会社 用于语音信号或音频信号的解码设备和方法及量化设备
MY181026A (en) 2013-06-21 2020-12-16 Fraunhofer Ges Forschung Apparatus and method realizing improved concepts for tcx ltp
KR102529121B1 (ko) 2014-03-28 2023-05-04 삼성전자주식회사 음향 신호의 렌더링 방법, 장치 및 컴퓨터 판독 가능한 기록 매체
KR20240010550A (ko) 2014-03-28 2024-01-23 삼성전자주식회사 선형예측계수 양자화방법 및 장치와 역양자화 방법 및 장치
WO2015170899A1 (fr) * 2014-05-07 2015-11-12 삼성전자 주식회사 Procédé et dispositif de quantification de coefficient prédictif linéaire, et procédé et dispositif de déquantification de celui-ci
US10194151B2 (en) * 2014-07-28 2019-01-29 Samsung Electronics Co., Ltd. Signal encoding method and apparatus and signal decoding method and apparatus
CN111968655B (zh) 2014-07-28 2023-11-10 三星电子株式会社 信号编码方法和装置以及信号解码方法和装置
US10680749B2 (en) * 2017-07-01 2020-06-09 Intel Corporation Early-termination of decoding convolutional codes
US11451840B2 (en) * 2018-06-18 2022-09-20 Qualcomm Incorporated Trellis coded quantization coefficient coding

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KR100311473B1 (ko) * 1999-01-20 2001-11-02 구자홍 트렐리스 기반의 적응적 양자화기에서 최적경로 추적 방법
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US6269333B1 (en) * 1993-10-08 2001-07-31 Comsat Corporation Codebook population using centroid pairs
US6148283A (en) * 1998-09-23 2000-11-14 Qualcomm Inc. Method and apparatus using multi-path multi-stage vector quantizer

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Also Published As

Publication number Publication date
EP1450352B1 (fr) 2008-01-23
EP1450352A2 (fr) 2004-08-25
US20040230429A1 (en) 2004-11-18
KR100486732B1 (ko) 2005-05-03
DE602004011411D1 (de) 2008-03-13
JP4750366B2 (ja) 2011-08-17
JP2004252462A (ja) 2004-09-09
KR20040074561A (ko) 2004-08-25
DE602004011411T2 (de) 2009-01-15
US7630890B2 (en) 2009-12-08

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